Minecraft is a very popular building and exploring game. Almost every gamer has come across the frustrating issue of could not reserve enough space for object heap in Minecraft. It occurs when the Java version is incorrect, or you set a large heap size while having insufficient memory. The issue can also arise when the heap size is enormous and the process is incapable of holding it.
If your Minecraft launcher cannot connect to server, then it can also be due to outdated drivers, corrupted files, mods causing conflict, or other software issues. In order to solve the error entirely so that it never bothers you again, check for updates, run scans or find conflicting files and delete them. This guide mentioned below will help you to follow the steps that will eradicate the error.
Table of Contents
[FIX] “Could Not Reserve Enough Space for Object Heap in Minecraft”
Before going further, make sure all the physical connections are stable, and the device is operating correctly. Now, follow the steps below to eradicate the error.
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- Download this PC Repair Tool rated as "Excellent" on TrustPilot.com.
- Click on Start Scan button to find errors related to Windows.
- Click Repair All to fix all issues with Patented Technologies.
Try lowering the size of the heap.
One of the easiest solutions for could not reserve enough space for object heap in Minecraft error is to address the size of the heap that you have set.
Go to the settings and save the files in jobss file, edit bat or sh file. Now rerun the game and check for the error Minecraft login could not connect to server.
Try adding a new system variable.
The next solution for the could not connect to server Minecraft error can be to add a new system variable to your system. Before doing so, kindly back up windows so that you can restore it if anything goes wrong. To do so,
- In the run search bar, enter the control panel.
- Tap on system and security and now go to the system option
- Tap on advanced system settings
add a new system variable - In the window, tap on environmental variables, find the system variable and tap next.
- Now enter, Variable name: _JAVA_OPTIONS and Variable value: –Xmx512M
This will increase the memory size by adding a new variable to the system and solve the could not reserve enough space for object heap in Minecraft error.
Add the JAVA JRE for 64 bit to your system.
Alternatively, you can try reinstalling 64-bit Java JRE to resolve the error. To do so,
- Go to the official Java JRE page tap on Windows Offline (64-bit).
reinstall java jre - Now install the same and run it on your system.
Now try to rerun the game and check if the Minecraft could not connect to server login issue persists.
See Also: 5 Best VPNs for Minecraft in 2022 [Free & Paid]
FAQs
What can happen if my heap size is too large in Minecraft?
If you set the heap size to be too large, you will encounter the inability to reserve enough space for object heap in Minecraft error. To solve this, lower the size or follow this step-by-step guide.
Why to do if I get the 'could not reserve enough space for JBoss' error?
Improper or insufficient memory for JVM can cause the issue to occur. To solve this, try to allocate more space and RAM for JVM.
Conclusion
After going through this guide, we hope you were able to find and resolve the issue of could not reserve enough space for object heap in Minecraft. If the problem persists, you might need to uninstall the game and re-install it from your steam client. Now that Minecraft is launching again without any issues, you can happily get back to building those blocks. Happy gaming!
As a technology news reporter based in India with diverse knowledge of covering stories for Microsoft products, my job at ValidEdge is to bring the latest fixes of Windows Errors and even of other errors in a precise and unbiased way.
My experience includes managing technology websites, writing/editing articles, and delivering well-researched how-to guides in a timely manner.
